Routing

Why do we hear ringing/IVR when we hear RTP in wireshark from SIP traces when RTP is supposed to be established after 200 OK followed by ACK and all these things happen before ACK? I think the only thing which should be in RTP is the conversation whi...

I'm having these strange network latency, crawling speed issues on a couple of Dell R610 servers I have. I have multiple other R610's with same specs, connected to the same Cisco 3750 switch and they're fine. I've done a lot of troubleshooting and st...

Hi All, Wonder if with the new Cisco products and IOS for ASA 5500-X (IOS 9) Series and Catalyst 3850 (IOS-XE) Series will be finally possible to have a Layer 2 cross-stack etherchannel between them. Looking to setup an etherchannel between one new...

Dear Team ,   Upgrading of OS   intermediate version 7.4. Latest version of IOS needs to be upgraded in these controllers . what is the procedure to do these thing Please give me the solution for these wireless controllers .   S.No Product ID ...

Hello, My Company has a public pool of IPv4 addresses, that we would like to announce via our ISP and use for the DMZ-environment for general Internet access from inside, as well as reverse proxy services. The present design has these services imple...

Hi I am receiving this following error in Cisco 3845 router  with IOS image c3845-advipservicesk9-mz.124-5b.bin %IP_VFR-3-SYSTEM_ERROR: Vlan1: IP VFR System failure - Unable to coalesce fragments Under VLAN 1 i configured the following  ip virtual...

I'm seeing packet loss on some UDP jitter monitors that I recently configured.  The monitors are setup with a ToS of 184 and voice codec to simulate voice traffic conditions.  I asked the ISP to check into the packet loss and they're dumbfounded that...

There are 2 paths to destination in an OSPF network. Both paths have equal total path cost. So by default OSPF takes both paths to its routing table. "maximum-paths 1" command is given after that and as its effects only one path is now in the routing...

Hi, Could you please provide me with a brief and clear explanation about traffic rate-limit. I read a lot article but could not understand the difference between normal and extended rate limit In the below example, what 8192000 1536000 1536000 repres...

Hi Guys, I am working on something and need a fairly quick answer and cannot run a lab and test. How does OSPF convergence work when on link fails? it doens't store any backup path like eigrp does it ? it will recalculate the path. Is there a way t...