I have a network which is based upon a 4507 Core/Dist switch, with 1G fibre to a bunch of radially connected 2960 Access switches. It all works fine and as expected for data and telephony. I have been tasked with setting up one of the VLANs to suppor...
Forum Posts
Resolved! OSPF MULTIAREA
HiI'm trying to set up a network with multiarea ospf.I've set ospf like in the uploaded screen but I can only reach:From all PCs on the left side (AREA 0) the ip on serial port of Router0 (R1)From all PCs on the right side (AREA 2) the ip on serial p...
Resolved! STP BPDU Qns
Hican anyone please help me to answer this qns? 1)In what two ways is the IEEE STP BPDU frames sent when you have a native VLAN 953 set? (Choose two.)A. IEEE STP BPDU frames are sent untagged over VLAN 953.B. IEEE STP BPDU frames are sent tagged over...
I have a SG500-28P switch and a number of layer 2 switches in my office network. Currently, we are using 10.202.0.1/23 and 10.202.1.1/23 networks. I need to configure 10.202.2.1/24 network and also communicate with the remaining network. What would b...
Greetings,I have a cluster, consisting of two SG550XG-8F8T. I need to update the firmware (got told so by Cisco support after an outage). Since I have never done this before, I am curious what the best way to accomplish this would be? Thanks in advan...
Resolved! ACL in/out
using figure below, if I apply access-group <> in at interface gi0/0 which direction will router filter A or B?
I am getting a 50Mbs fiber internet connection in a few weeks and I will be sharing it with my neighbors. The only option here is AT&T dedicated service which is very expensive. So we share it.I am using a Cisco 3750v2 switch with IOS 15.0 and I hav...
Hello everyone! i need your help, i convert my cisco 6509E to VSS mode and after reboot, the SW2 present this problem ******************CEN_VSS#show mod sw 2Switch Number: 2 Role: Virtual Switch Standby---------------------- ------------------------...
Can we add more than 128 VLANS to RSTP ? Can we all 4k vlans in RSTP instance
Hello all, Does anyone know what the average failover time is for hosts dual-connected to a pair of Nexus 9k's (vPC configuration)? I recently upgraded four Nexus 9k's, one at a time, and found some hosts had lost connectivity for about 6 seconds dur...
I am setting up a small ISP for my neighbors. I have a three Cisco switches running IOS ipservices 15.0, one 3750G, one 3750v2, and one 2960LT-L running LanBase 15.0.My main switch is a 3750G and on port gi1/0/40, a Cisco 4331 router that AT&T provi...
Resolved! copy from TFTP to flash
I need help with TFTP command syntax. What is wrong here? image resides on solarwinds TFTP within C:\TFTP-Root. Devices are reachable too and TFTP service is active. SWITCH#copy tftp: flash:Address or name of remote host [x.x.x.x]?Source filename [...
Hello, I'm going to be upgrading some Cisco N9K's to current gold-star code. They're currently setup in VPC configuration. I've upgraded Nexus switches before, but i'm just wondering if the switches being in VPC configuration would have any impact. C...
Resolved! Netflow lite issue
hi, I am trying to configure the Netflow lite on the 2960x. Core L3 --- 2960x L2 switch --- Core L3 None of the core is supporting Netflow. L2 swith is configur with VLAN 30 to enable routing. I want to catpure the netflow. Configuration applied: fl...
Hello!My company develope many electronics devices, and we want make module like PCL - it will have RS-485, digital in/out but we want make it as IE-3300 expansion module like IEM-3300-8T.Can we take power and idealy one ethernet from IE3300 bus?I at...
