Switching

Folks,I have a 3750 switch connected to a 6509 switch using MM fiber and doing layer 3. Lately i have experienced some serious problems with this link. occassionaly,it used to go down and I needed to shut and unshut either end of the link in order to...

Hi,We have experienced the following issue a couple of times.Access layer switch - 6506, dual Sup32 running high availability. Has uplinks to distribution switch A from ports 5/1 and 6/1 and to dist switch B from ports 5/2 and 6/2. Uplinks are rout...

Hi,Recently I have bought 8 Nos of Cisco 2960 switches (with 12.1 IOS)In that I have tried 3 nos of switch ,configuring a port as a trunk port and connected to the core,it is working fine for a period of 1 hour time,after that the port got discoonect...

Dear all, I have some problem to trouble everyone to solve it, many thanks. Network environment 1) RedHat Linux Enterprise Server 4 update3 with two Integrated dual Gigabit Ethernet (Broadcom NetXtreme II) - Configure Bonding ** Cannot start Arcserve...

In the process of adding udld/udld aggressive to IDF and MDF 6500 switches. On the uplinks that go from the IDF to the MDF , I am being told to enable udld aggressive on the IDF Side and to enable udld on the MDF side. Can someone explain what thi...

HiI have 2 router, 1700 and other 1800On 1700, the show controllers serial 0/0 show:Hardware is PowerQUICC MPC860On 1800, the show controllers serial 0/0/0 show:Hardware is GT96KWhat's difference between GT96K and the POWERQUICC?I can use the cable (...

Hey Everyone,I have two 6513's running IOS v.12.2(18)SXF8. I am having issues sending Netflow data to an NFSEN workstation. Basically, when i do "sh ip route cache flow" on switch 1 I see all source ip, source port , dest ip and dest port info. Howev...

I have a catalyst switch 3400 on which I have configured a port as trunk and added some vlans to it using 'switchport trunk allowed add vlan x,y ' command. Next I removed all vlans from this port and changed it to an access port.The issue is that whe...

Hi,Iwas configuring Qos with my 2821 cisco router.I had used the wizard to do this. I do not have voice over my network.I would like to create my protocol based policies... improve imap, smtp or pop3 protocol like no latency (LLQ).I have created a p...

Hi,I've noticed on the Cisco 87x series routers that IOS 12.4 contains GLBP commands, but if you set it up, it only seems to perform HSRP functions and no load balancing... Does anyone know if Cisco are going to be fully supporting GLBP on the 87x se...

Hi,We are using 3845 router with 2 eth ports for IPSEC tunnel formation. Traffic arrives or leaves from Gig0/0 is enrypted. Crypto map is applied on gig0/0. (Traffic defined by Access-lists.) Then traffic is routed to Giga0/1 for further routing. Thi...

I have two locations; office and Colo. They are connected by 2 Gig dark fiber pipes. I have VLAN 36 in the Office and VLAN 20 in the Colo. When i use Microsoft "My Network Places" in the Office, I can see all computers on both VLANs. When I use i...