We have several 4500 series switches deployed throughout our network with WS-X4448-GB-SFP blades installed. We understand that there are port groups assigned to each port in that module of which will only receive a 1 gig total aggregate throughput ...
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Forum Posts
Hello!I have cisco-finisar 1Gig module installed in SFP port in RSP720-3CXL-GE.Here is some diag:core2#sh idprom interface gigabitEthernet 6/1 detail<cut>Transceiver Serial EEPROM Contents:Common block: Identifier : Connector : [0x07]...
My Network is two 6500 series switch one of them run CATos the problem start when upgrading when of them to run IOS and change the supervisor engine to a new one the active is the one run IOS and the standby is the Catos we have in both fibre module...
So here's the issue....I have a 515E....I have a mail server.I setup 1:1 NAT rule and security rule and it works and it's accessible from the outside world.....now the issue.If I go to a desktop on the LAN they can Ping the mail server once and then ...
Resolved! Multicast IGMP and PIM
Hi,I am studying multicast now. In order to better utilize my limited time, I am wondering which IGMP version is popular now in the industry? And which PIM is popular, PIM-DM, PIM-SM, or both?thx,Jingyi
HiCan anyone explain me how supervisor redundancy works.what does this terms meansso,nsf,rpr,rpr+ThanksMahmood
Hello,I have setup 802.1x and it seems to work most of the time but once in a while the port gets stuck in an IDLE state.show dot1x int fa0/10Supplicant MAC <Not Applicable>AuthSM State = CONNECTINGBendSM State = IDLEPosture ...
Resolved! dhcp and client
Hi every body.I have two question1) when dhcp release message is sent by client?i was reading about Dhcp release message. dhcp message is sent by client to tell dhcp server to release the binding and the ip address is available to be re- assigne...
We are planning to connect two local datacenters via multiple 10G metro ethernet connections from two different ISPs (6509 VSS and 7010 vPC clusters at each end),Can MEC work with 'protected' or safe 10G metro ethernet links (where one ISP provides t...
Hi,What happen if I configure the IP route 0.0.0.0 0.0.0.0 0.0.0.0 no entry in routing table but what it happen?? Please help...
In purchasing this router, I was told that since we had a “DSL modem” that the Cisco 867W Integrated Services Model was the correct one vs. the 861W model. My question is regarding just the basic setup of the new router to my CenturyTel/Embarq (loca...
Resolved! Unable to open some websites
Hi All cisco Network Administrator,I have a strange situation where some websites are not accessible, but most are fineTwo I can’t access arewww.qantas.com.au www.godaddy.comI thought it must be some kind of DNS issue as other websites work fine and ...
Hi guys: I have a 4510R switch as my network core. the switch's work status always good. but the 10 slots does not work suddenly yesterday. I do not know what had happend. all my troubleshooting is failed, the 10 slot is gone. I can sure my pow...
Hi All,We have two 3750G stacked switches. The server has two interfaces connected to each switch. When the master switch reboots, during the re-election approximately 40 seconds, I lost the ping to the server. When I rebooted the member switch, no p...
Resolved! Can not ping to My 3560 Switch form 2960
HiI am having a strange problem to ping 3560 Switch from my 2960 Switch. Few Days earlier it was working. Both the Switches are having trunk. At my 2960 Switch can only Ping his Valn 1 Ip address. 2560 can not ping 2960 but can ping other network swi...
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