5) Bring up only one Gig interface and try to access it. 2(20)EWA and later releases. Configures SSO. The software upgrade procedure supported by supervisor engine redundancy allows you to reload the Cisco IOS software image on the redundant supervisor engine, and once complete, reload the active supervisor engine once. When a redundant supervisor engine runs in SSO mode, the redundant supervisor engine starts up in a fully-initialized state and synchronizes with the persistent configuration and the running configuration of the active supervisor engine. The processing of mirroring this information between route processors is known as checkpointing. 0. Service-Port: 192. Usage Guidelines. 255. Enters redundancy configuration mode. Verifies that SSO is enabled. Example: Device(config-red)# end: Exits redundancy configuration mode and returns to. Router#show redundancy Redundant System Information : ----- Available system uptime = 6 days, 4 hours, 17 minutes Switchovers system experienced = 0 Standby failures = 0 Last switchover reason = none Hardware Mode = Duplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode = Disabled Communications = Up Current. 0 !Router# show redundancy Redundant System Information : ----- Available system uptime = 39 minutes Switchovers system experienced = 1 Standby failures = 0 Last switchover reason = user forced Hardware Mode = Duplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode = Disabled. x. Configured Redundancy Mode = RPR. Displays the operating redundancy mode. SSO provides RP redundancy by establishing one of the RPs as the active processor and the other RP as the standby processor. 1. Step 5. If the command is not found in. Cisco 5520 wireless LAN controller has a failover RP Port. You can also manually initiate a switchover by entering the redundancy force switch-over command on the Cisco StackWise Virtual active supervisor in privileged EXEC mode. 0. hw-switch switch 1 logging onboard message level 3 redundancy mode sso The new High Availability (HA) feature (that is, AP SSO) set within the Cisco Unified Wireless Network software release version 7. Router> enable. Description. Step 2: mode sso. 2. 90. SSO is supported in Cisco IOS Release 12. 10. Redundant System Information :----- Available system uptime = 44 weeks, 2 days, 6 hours, 12 minutes. Running the Supervisor card in RPR or SSO operating mode enables Supervisor redundancy. It is not recomended to configure RA (Registration Authority) as it is not validated. Step 3: end Example: Switch (config-red)# end Returns to EXEC mode. 0. #sh redundancy Redundant System Information :-----Available system uptime = 1 year, 7 weeks, 1 day, 2 hours, 8 minutes Switchovers system experienced = 0 Standby failures = 0 Last switchover reason = none. Step 3:. Step 4. 130，称为WLC1; 第二个地址为IP地址10. LACP and PAGP is not supported in HA mode in releases until, and including, Cisco IOS XE Gibraltar 16. configure redundancy mode sso. Cisco SSO (frequently used with NSF) minimizes the time a network is unavailable to its users following a switchover while continuing to forward IP packets. Step 5. I Think that the righ status of SSO Configuration must be like: Hardware Mode = Duplex. in my case it was secondary. We were testing a WLC HA Pair failure scenario wherein we removed the RP port connection from Active WLC. 255. 2(20)EWA and later releases. Both controllers reboot and pair up in the SSO mode. Step 6: mode sso. Configured Redundancy Mode = sso. The standby will sync its configuration from. Redundancy Mode = SSO ENABLED. Step 3. Sets the router in SSO redundancy mode. The processing of mirroring this information between route processors is known as checkpointing. 2 255. Cisco Public HA SSO behavior Redundancy Port (RP) BRKEWN-2846 19 Redundancy Port (RP) • Syncs configuration and AP/Client databases between Active and Standby • Monitors status of the chassis • Possible single point of. Current Processor Information :-----Active Location = slot 1/3 Current Software state = ACTIVE Uptime in current state = 23 hours, 58 minutes Image Version = Cisco IOS Software, s2t54 Software (s2t54. Redundancy may not work due to differences between the Cisco IOS releases. SSO is supported in Cisco IOS Release 12. Switch(config-red)# mode sso. What is stateful switch over? Stateful Switchover (SSO) is a redundancy feature that allows a Cisco device with two route processors to synchronise router configuration and control plane state information. client_notification_TMR = 30000 milliseconds . x. Step 6. The switch is supports route processor redundancy (RPR). Router# show redundancy Redundant System Information : ----- Available system uptime = 39 minutes Switchovers system experienced = 1 Standby failures = 0 Last switchover reason = user forced Hardware Mode = Duplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode = Disabled. HSRP is SSO aware on interfaces that are configured for HSRP and the standby RP is automatically reset. 48. This example shows how to set the redundancy mode to SSO: Device(config)# redundancy Device(config-red)# mode sso Device(config-red)# policy config-sync prc reload. Route Processor Redundancy is supported only on routers that support dual RSPs. If any of those mismatched commands are executed on the active switch, the standby. Step 3. Step 5: exit. Answer: In software, supervisor engine redundancy is enabled by running the redundant supervisor engine in route processor redundancy (RPR) or stateful switchover (SSO) operating mode. This chapter describes how to configure supervisor engine redundancy using Cisco nonstop forwarding (NSF) with stateful switchover (SSO). Enters global configuration mode. Router(config-red)# mode sso. Step 2: mode sso. Router# configure terminal Router(config)# redundancy Router(config)# mode SSO Router(config)# exit. Hardware redundancy on the Cisco ASR 1000 Series Routers gives users the following benefits: A failover option—If a processor fails, the standby processor immediately becomes the active processor with little or no delay. Before you begin the ISSU process, verify the redundancy mode for the system. C6807-XL#show redundancy Redundant System Information :----- Available system uptime = 21 hours, 41 minutes Switchovers system experienced = 0 Standby failures = 0 Last switchover reason = none Hardware Mode = Simplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode = Disabled. 3. Step 6. 0 10. Step 5:. Maintenance Mode = Disabled . If it is in ROMMON, try boot with manual "boot" command. ※ このドキュメントでは AireOS 8. Standby として動作していた WLC のポートを変更するか、コンフィグの初期化する. If SSO mode cannot be established between the active and standby switches because of an incompatibility in the configuration file, a mismatched command list (MCL) is generated at the active switch and a reload into route processor redundancy (RPR) mode is forced for the standby switch. SSO also synchronizes critical state information. show redundancy states. Router# configure terminal Router(config)# redundancy Router(config)# mode SSO Router(config)# exit Router# reload Stateful Switchover. Router# show redundancy Redundant System Information :-----Available system uptime = 1 hour, 0 minutes Switchovers system experienced = 0 Standby failures = 1 Last switchover reason = none Hardware Mode = Duplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode = Disabled. SSO Operation SSO is supported in Cisco IOS Release 12. Maintenance Mode = Disabled. When the controller works as a host for spanning tree, ensure that you configure portfast trunk in the uplink switch using. main-cpu. end. Sets the redundancy configuration mode to SSO on both the active and standby RP. mode SSO Router(config)# mode SSO. 6. Go to solution. HA_CONFIG_SYNC-6-BULK_CFGSYNC_SUCCEED: Bulk Sync succeeded Switchover Process Restrictions. exit Router(config)# exit. x（Catalyst 9200 スイッチ）コマンドリファレンス. 2(20)EWA and later releases. When you configure the controller for HA SSO, the Cisco 600 Series OfficeExtend Access Points are not supported. High Availability SSO Deployment Guide for Cisco Catalyst 9800 Series Wireless Controllers, Cisco IOS XE Amsterdam 17. Communications = Up. The stack operates in the 1:1 stack mode with the specified active or standby after reboot. If active supervisor fails, then standby sup will perform following in sequence: Layer3 protocol initialized, routing tables. Example: Router>enable Router#configure terminal Router(config)#redundancy Router(config-r)#mode none Router(config-red)#application redundancy Router(config-red-app)#group 1 Configure a name for the redundancy group. 151. main. Hardware Mode = Simplex. Router# show running-config. 9. Router(config-red)# end. Follow these guidelines when configuring your system to SSO mode: You must use identical Cisco IOS images on the supervisor modules to support SSO mode. Redundancy may not work due to differences between the Cisco. Image Version = Cisco IOS Software, Catalyst L3 Switch Software (CAT9K_IOSXE), Experimental Version 16. Version 7. Current Processor Information :----- Active Location = slot 1 Current Software state = ACTIVE. ”. † If the switch is configured for SSO mode, and the active RP fails before the standby is ready toLACP and PAGP is not supported in HA mode in releases until, and including, Cisco IOS XE Gibraltar 16. In software, supervisor engine redundancy is enabled by running the redundant supervisor engine in route processor redundancy (RPR) or stateful switchover (SSO) operating mode. 12. 102. . after reboot ASR can used single processer but, when I show redundancy configure still mode sso I used in config t and redundancy and default-exit and enter and save non reboot after then show config again config in redundacy mode noneUse the power redundancy-mode {combined. The mode sso command can be entered only from within redundancy configuration mode. This feature is supported on all WLC models supporting HA SSO feature: Cisco 8500 Series WLCs . Convert RPR to SSO mode, this will force a reboot on standby supervisor. SSO is supported in Cisco IOS Release 12. CiscoStackWiseVirtualRedundancy 15 SSORedundancy 15 NonstopForwarding 16 MultichassisEtherChannels 16 MECMinimumLatencyLoadBalancing 16 MECFailureScenarios 17. 3 allows the AP to establish CAPWAP tunnel with Active WLC and share mirror copy of AP database with Standby WLC. Router(config)# mode sso. For Enterprise Services or IP Base mode, use ISSU to upgrade software for both RPR and SSO redundant mode. If the router is configured for SSO mode, and the active RP fails before the standby is ready to switch over, the router will recover through a full system. Router# show redundancy Redundant System Information : ----- Available system uptime = 39 minutes Switchovers system experienced = 1 Standby failures = 0 Last switchover reason = user forced Hardware Mode = Duplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode = Disabled. The software upgrade procedure supported by supervisor engine redundancy allows you to reload the Cisco IOS software image on the redundant supervisor engine, and once complete, reload the active supervisor engine. In SSO mode . Cisco 3504 WLCs. When this command is entered, the standby switch is reloaded and begins to work in SSO mode. 5 and the other is running 3. When a redundant supervisor engine runs in SSO mode, the redundant supervisor engine starts up in a fully-initialized state and synchronizes with the persistent configuration and the running configuration of the active supervisor engine. Step 9: router bgp autonomous-system-number. show redundancy >>>>>> check here for mode you have configured. When a redundant supervisor engine runs in SSO mode, the redundant supervisor engine starts up in a fully-initialized state and synchronizes with the persistent configuration and the running configuration of the active supervisor engine. Switchover Process Restrictions † If any changes to the fabric configuration happen simultaneously with an RP switchover, the chassis is reset and all line cards are reset. Switchovers system experienced = 0. Step 5: exit. Combined. This feature is supported on all controller models supporting HA SSO feature: Cisco 8500 Series Controllers . Step 4: show running-config Example: Enters redundancy configuration mode. 168. 2. The mode sso command can be entered only from within redundancy configuration mode. Check if There is Sufficient Available Memory on Flash 4. Wrong handling can happen and. Follow these guidelines when configuring your system to SSO mode: You must use identical Cisco IOS images on the supervisor modules to support SSO mode. When a redundant supervisor engine runs in SSO mode, the redundant supervisor engine starts up in a fully-initialized state and synchronizes with the persistent configuration and the running configuration of the active supervisor engine. On the standby controller, re-enter the correct IP addresses corresponding to the management and dynamic interfaces. Step 5: redundancy. end. 4. 3 255. Router# configure terminal Router(config)# redundancy Router(config-red)# mode sso Router(config-red)# exit Router# copy running-config startup-config ヒント Cisco Catalyst 6500 シリーズ スイッチの詳細（設定例およびトラブルシューティング情報を含む）については、次のページに示される. Enters redundancy configuration mode. Router# show redundancy Redundant System Information : ----- Available system uptime = 39 minutes Switchovers system experienced = 1 Standby failures = 0 Last switchover reason = user forced Hardware Mode = Duplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode = Disabled. Step 3: end Example: Switch (config-red)# end Returns to EXEC mode. Redundancy-MGNT: 192. Table 1 Power Redundancy Modes; Redundancy Mode. With NSF/SSO, peer networking devices do not experience routing flaps. Exits redundancy configuration mode and returns the switch to privileged EXEC mode. The mode sso command can be entered only from within redundancy configuration mode. . To enable Cisco StackWise Virtual on a switch, use the stackwise-virtual command in the global configuration mode. main-cpu. 61 /24. There are two options for Cisco Wireless Controller redundancy solutions, either Backup Controllers or High Availability, depending on the firmware version of WLC's, failover time requirement, and budget. Step 4: mode SSO Example: Router(config)# mode SSO: Configures SSO. Example: Device(config-red)# mode sso: Enables the redundancy mode of operation to SSO. Cisco StackWise Virtual Redundancy. Router(config-red)# end. When a failover occurs, the standby device seamlessly takes over, starts performing traffic forwarding services, and maintains a dynamic routing table. Enters redundancy configuration mode. Example: Device#. Follow these guidelines when configuring your system to SSO mode: You must use identical Cisco IOS images on the switches in the stack to support SSO mode. When two versions of Cisco IOS images are involved, the command sets supported by two images might differ. Active WLC 上で SSO の mode を disable にする. 56. Step 4. Redundancy may not work due to differences between the Cisco IOS. mode sso. Specify a standby slot, by entering the power redundancy-mode redundant n+1 standby-PSslot command. Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode = Disabled Communications = Up Current Processor Information :----- Active Location = slot 1 Current Software state = ACTIVE Uptime in current state = 30 minutes Image Version = Cisco IOS Software [Fuji], Catalyst L3 Switch Software (CAT9K_IOSXE), Version 16. This command supports Route Processor Redundancy Plus (RPR+) with the Cisco uBR10012 router. Further, if the active RP fails, no change occurs to the HSRP group itself and traffic continues to be forwarded through the current active gateway device. Cat-6509#show redundancy Redundant System Information : ----- Available system uptime = 10 hours, 12 minutes Switchovers system experienced = 1 Standby failures = 1 Last switchover reason = user initiated Hardware Mode = Duplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso!--- This. mode sso. Introduction; Whats New in Cisco IOS XE Dublin 17. Follow these guidelines when configuring your system to SSO mode: You must use identical Cisco IOS images on the switches in the stack to support SSO mode. Enters redundancy configuration mode. Step 7: mode sso. Router(config)# mode sso. +1 is the power supply module reserved for redundancy. Enters global configuration mode. The redundancy port and the redundancy VLAN in Cisco WiSM2 are assigned an automatically generated IP address in which the last two octets are obtained from the last two octets of the RMI. The two supervisors operate in an active/standby capacity in which only one of the supervisor modules is active at any given time, while. Step 5. HANDY#show redundancy Redundant System Information : ----- Available system uptime = 1 hour, 50 minutes Switchovers system experienced = 2 Standby failures = 0 Last switchover reason = active unit removed Hardware Mode = Duplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode =. 0. 48. e. Cisco 3504 Controllers. mode sso. RF debug mask = 0x0. When this command is entered, the standby switch is reloaded and begins to work in SSO mode. . When this command is entered, the standby switch is reloaded and begins to work in SSO mode. SSO is supported in Cisco IOS Release 12. Switch# show running-config. The redundancy explained in this article is 1:1, which means that one of the units operates in Active state while the other operates in Hot Standby state. These sections describe supervisor engine redundancy using NSF with SSO: About Cisco IOS NSF-Aware and NSF-Capable Support; NSF with SSO Supervisor Engine Redundancy Overview. Check if Switches are in SSO Mode 5. Verify the redundancy status using command : show redundancy summary 5. If the command is not found in the Catalyst 4500 Command Reference, it is located in the larger Cisco IOS library. The software upgrade procedure supported by supervisor engine redundancy allows you to reload the Cisco IOS software image on the redundant supervisor engine, and once complete, reload the active supervisor engine. Switches can run multiple route processors (supervisors) in 3 modes: RPR (Route Processor Redundancy) RPR+ (Route Processor Redundancy plus) SSO (Stateful Switchover) While RPR was the 1 st one to be introduced, RPR+ came in later and the latest offering was SSO. Example: Device(config-red)# mode sso: Configures stateful switchover. configure redundancy unit secondary. 2016-10-12 10:10 AM 2017-09-01 03:01 AM 更新. Example: Device(config-red)# mode sso: Enables the redundancy mode of operation to SSO. ATM SSO is not configurable and runs by default on networking devices configured with ATM and Redundancy Mode SSO. Redundancy may not work due to differences between the Cisco IOS releases. Example: Device (config-red)# mode sso: Configures SSO. 2(20)EWA 以降のリリースでサポートされます。. What is redundancy mode Cisco? 4. The SSO feature takes advantage of RP redundancy by establishing one of the RPs as the active RP while the other RP is designated as the standby RP, and then synchronizing critical state. Step 3:. Device# show redundancy Redundant System Information : ----- Available system uptime = 6 days, 5 hours, 28 minutes Switchovers system experienced = 0 Standby failures = 0 Last switchover reason = none Hardware Mode = Duplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode =. The mode sso command can be entered only from within redundancy configuration mode. This feature is supported on all controller models supporting HA SSO feature: Cisco 8500 Series Controllers . Step 6. Follow these guidelines when configuring your system to SSO mode: You must use identical Cisco IOS images on the switches in the stack to support SSO mode. Switch # show redundancy Redundant System Information : ----- Available system uptime = 6 days, 9 hours, 23 minutes Switchovers system experienced = 0 Standby failures = 0 Last switchover reason = not known Hardware Mode = Simplex Configured Redundancy Mode = SSO Operating Redundancy Mode = SSO Maintenance Mode =. After changing the license boot level in sso, you only need to restart the standby engine. Example: Device (config-red)# mode sso: Configures SSO. Enter configuration commands, one per line. The Supervisor 7-E card has four uplink ports on its front panel. It is not necessary to configure the IP address for the redundancy VLAN because the IP address is automatically generated. Note Enabling SSO initiates a controller reboot. (Cisco Controller) >show redundancy summary Redundancy Mode = SSO ENABLED Local State = ACTIVE Peer State = UNKNOWN - Communication Down. Here is the output from the standby while booting up:. 3 and 7. If a switch is configured for SSO mode, then stand-by supervisor engine stops at " FIB table synchronization" and waits for active supervisor to fail. When a redundant supervisor engine runs in SSO mode, the redundant supervisor engine starts up in a fully-initialized state and synchronizes with the persistent configuration and the running configuration of the active supervisor engine. (Operational) = sso Redundancy Mode (Configured) = sso Redundancy State = sso Maintenance Mode = Disabled Manual Swact = enabled Communications = Up client count = 115 client_notification_TMR = 30000 milliseconds RF debug mask = 0x0 Device# show. Follow these guidelines when configuring your system to SSO mode: You must use identical Cisco IOS images on the supervisor modules to support SSO mode. Check the Current ISSU and Install States 7. Step 5. In this CCNP ENCOR lesson, we will focus on this redundancy mechanism. If you perform an online insertion and removal (OIR) of the module, the switch resets during the. The Cisco Nexus 9504, 9508, 9516,. SSO HSRP alters the behavior of HSRP when a device with redundant Route Processors (RPs) is configured for stateful switchover (SSO) redundancy mode. Example: Device(config-red)# mode sso: Configures stateful switchover. 3. 2(20)EWA and later releases. Redundancy State = sso . SSO HSRP. Configures SSO. WLC のステータスや設定を確認する. 除了這些IP地址外. SSO pair connected to upstream VSS pair with RP connected via the upstream set of switches in order to detect gateway down scenario. Cisco IOS Software, Catalyst 4500 L3 Switch Software. If SSO mode cannot be established between the active and standby switches because of an incompatibility in the configuration file, a mismatched command list (MCL) is generated at the active switch and a reload into route processor redundancy (RPR) mode is forced for the standby switch. 2(20)EWA and later releases. 05-25-2012 08:56 AM - edited 03-07-2019 06:54 AM. Follow these guidelines when configuring your system to SSO mode: You must use identical Cisco IOS images on the to support SSO mode. Cisco HA architecture is based on redundant Route Processors and the NSF and SSO features, such that ports stay active and calls do not drop, eliminating network disruption during upgrades. Check if Auto-Boot is Enabled 6. When a redundant supervisor engine runs in SSO mode, the redundant supervisor engine starts up in a fully-initialized state and synchronizes with the persistent configuration and the running configuration of the active supervisor engine. When this command is entered, the redundant supervisor engine is reloaded and begins to work in SSO mode. End with CNTL/Z. end. Router# show redundancy Redundant System Information :-----Available system uptime = 38 minutes Switchovers system experienced = 0 Standby failures = 1 Last switchover reason = none Hardware Mode = Duplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode = Disabled Communications =. The mode sso command can be entered only from within redundancy configuration mode. SSO Operation. SSO refers to the implementation of Cisco IOS software that allows applications and features to maintain a defined state between an active and standby Route Processor (RP). When this command is entered, the standby switch is reloaded and begins to work in SSO mode. 9800 WLC-1# show redundancy Redundant System Information : ----- Available system uptime = 1 hour, 35 minutes Switchovers system experienced = 0 Standby failures = 0 Last switchover reason = none Hardware Mode = Duplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode = Disabled Communications = Up Current. Step 1. Communications = Up. This example shows how to set the redundancy mode to SSO: Device(config)# redundancy Device(config-red)# mode sso Device(config-red)# policy config-sync prc reload. 48. Uptime in current state = 4 days, 21 hours, 27 minutesYes you need the RP in order to build SSO. When this command is entered, the standby supervisor module is reloaded and begins to work in SSO mode. 56. It designates one of the RPs as the active RP and the other as the standby. SSO is supported in Cisco IOS Release 12. Image Version = Cisco IOS Software, Catalyst L3 Switch Software (CAT9K_IOSXE),Experimental Version 16. Enters redundancy configuration mode. A critical component of SSO and Cisco HA technology is the cluster control manager (CCM) that manages session re-creation on the standby processor. The system has experienced 4 switchovers. When an RP is active and the other RP is standby, SSO enables the standby RP to take over if the active RP fails. 1. Example: Device(config-red)# mode sso: Configures stateful switchover. Example: Router(config)# redundancy Router(config-red)# Enters redundancy configuration mode. show redundancy Redundant System Information :-----Available system uptime = 11 hours, 31 minutes Switchovers system experienced = 0 Standby failures = 0 Last switchover reason = none. When a redundant supervisor engine runs in SSO mode, the redundant supervisor engine. Router# show running-config. Step 5. SSO HSRP alters the behavior of HSRP when a device with redundant Route Processors (RPs) is configured for stateful switchover (SSO) redundancy mode. SSO pair connected to upstream VSS pair with RP connected via the upstream set of switches in order to detect gateway down scenario. 7) Initiate the reset system self make sure that to verify all the AP's Up and Primary working fine. Follow these guidelines when configuring your system to SSO mode: You must use identical Cisco IOS images on the switches in the stack to support SSO mode. I tried to switch on SSO mode on both wlc 5520. When an RP is active and the other RP is standby, SSO enables the standby RP to take over if the active RP fails. AP SSO set within the Cisco Unified Wireless Network software release v7. Inbox redundancy with Stateful Switchover (SSO) mechanism provides redundancy within the same device. redundancy. Exits redundancy configuration mode and returns the switch to privileged EXEC mode. Usage Guidelines. When a redundant supervisor engine runs in SSO mode, the redundant supervisor engine starts up in a fully-initialized state and synchronizes with the persistent configuration and the running configuration of the active supervisor engine. Redundancy Mode (Configured) = sso Redundancy State = sso Maintenance Mode = Disabled Manual Swact = enabled Communications = Up client count = 115Cisco NSF は、SSO 対応のデバイスにおけるルーティング フラップを抑止することによって、ネットワークの安定性を保ちます。 Cisco NSF と SSO により、スイッチオーバー後にルーティング プロトコル情報が復元される間も、既知のルートでデータ パケットの. 10. Router# copy running. RPR+-The show module command displays Warm. Step 2: mode sso. Information About Redundancy. Step 8: exit. Information About Redundancy. Example: Device(config-red)# end: Exits redundancy configuration mode and. 63 /22. auto-sync running-config. Switches can run multiple route processors (supervisors) in 3 modes: RPR (Route Processor Redundancy) RPR+ (Route Processor Redundancy plus) SSO (Stateful Switchover) While RPR was the 1 st one to be introduced, RPR+ came in later and the latest offering was SSO. Exits redundancy configuration mode and returns the switch to privileged EXEC mode. 2. Connected to network with 4x10G links. Example: Device (config-red)# endWith SSO redundancy, the StackWise Virtual standby switch is always ready to assume control if a fault occurs on the StackWise Virtual active switch. This feature is not supported on the C9500-12Q, C9500-16X, C9500-24Q, C9500-40X models of the Cisco Catalyst 9500 Series Switches. Note • The two Gigabit Ethernet interfaces on the redundant supervisor engine are always active unless you enter the fabric switching-mode allow dcef-only command. Switch# show. Step 3 Router# show running-config Verifies that SSO is enabled. Device # show redundancy Redundant System Information : ----- Available system uptime = 6 days, 9 hours, 23 minutes Switchovers system experienced = 0 Standby failures = 0 Last switchover reason = not known Hardware Mode = Simplex Configured Redundancy Mode = SSO Operating Redundancy Mode = SSO Maintenance Mode =. A redundancy VLAN is connected to the redundant port on Cisco WiSM2 through the backplane. 1. Usage Guidelines. end. reload Table 7-3 Software Redundancy Options for Cisco ASR 1002 and 1004 Routers Router Default HA Setting Options with 2 GB or DRAM Options with 4 GB or DRAM Cisco ASR 1002 Router None None None, RPR, SSO Cisco ASR 1004 Router None None None, RPR, SSO3) Issue the reset system. 11 peer-redundancy-management 10. 0. mode sso. When this command is entered, the standby switch is reloaded and begins to work in SSO mode. IP-adres 10. For WLC 2, go to Console connection: Note Once SSO is enabled, the Standby WLC can be accessed via console connection or via SSH on the service port and on the redundant management interface.