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We are seeing a lot of %IPC-SPSTBY messages on one of 6509 switch. This 6509 has dual 720 SUP on it. Currently SUP in slot6 is ACTIVE, the one in slot5 is in SSO HOT STANDBY. Mar 9 12:02:33.628: %IPC-SPSTBY-5-WATERMARK: 18831 messages pending in rc...
The typical payload size of voice packet in G.729 codec is 20Bytes and the total bandwidth (including 5% overhead) of each call is 32.67Kbps. It lookd like increasing payload size can reduce the required bandwidth for each call based on the result of...
In Cisco document "Deploying a fully routed enterprise campus network", it mentioned a black hole issue. ABR(the ditribution switch) will send a default route OSPF to access switch regardless of the distribution switch ability to forward traffic to c...
I configured PLAR for an analog phone on VG248 to ring a 7940 phone at security when this analog phone goes offhook.http://www.cisco.com/en/US/partner/products/sw/voicesw/ps556/products_configuration_example09186a0080232b9f.shtmlIt works, but the pro...
What is better option for VPN clients access public Internet while they are connected to VPN Concentrator?Split tunnel is the one, but not recommended due to security risk. Using "Tunnel Default Gateway" on Concentrator and tunnelling everything from...
I found a bug CSCdw74873 and it seems match with what's happening on our switch, however as per the bug tool this bug should be fixed in IOS version 12.2.33SXH3a.
It is SRND "Deploying a Fully Routed Enterprise Campus Network" under Campus at http://www.cisco.com/en/US/netsol/ns656/networking_solutions_design_guidances_list.htPage 63
I have the same issue here. Some travellers are stting behind of my IOS router and trying to VPN back to VPN concentrator at their office. Actually they have configured NAT-T, but the problem is still with Phase ISKAMP. When router receiving ISAKMP r...
Check this link. It shows how set up H.323 based video p2p callhttp://www.cisco.com/en/US/tech/tk1077/technologies_configuration_example09186a0080111c1b.shtml
