Resolved! How to NAT in Cisco 2800 Router
I have 32 Static IP address and i want to NAT 7 IP address to access internet internally.the intenal ip range is 172.26.x.x.i like to know how to config this in 2800 router
Forum Posts
Resolved! Effect of applying BPDU guard command
Hi, As per the Security audit, for securing STP, BPDU Guard command needs to configured on the Nexus 7k vdc instance. I am attaching the show interface brief command output. Please advice, If there is any negative impact of configuring BPDU command o...
3 mac addresses on one interface+
Hi, Can anyone help me to understand that I have a switch port connected with an IP Phone and a PC but it is showing 3 mac addresses on this port. Phone is in voice vlan 30 and port is in vlan 10 but I see two mac addresses on vlan 10 and one on vlan...
Resolved! inter-vlan with VLSM and Router on a stick not working
Studying for my CCNA, including a cisco lab with one switch and one router. Right now it's not attached to the internet (via cable modem), that will be later down the road. Here's a brief overview of my current set up: on the switch (3560 8 port...
bcm_usd_isr_switch_event_cb:429: slot_num 0, event 2, memory error type 0x1, mem addr 0x15c21, cause bit 0x10020a8 - bcm_usd
Hi Team, I observed the below logs in one of the switch Cisco nexus 3064 (System version: 5.0(3)U1(1a)). I have few question for this logs. Do this logs impact any services or hardware in the environment ?What this logs exactly referred to ...
C3850 -RJ45 Connection through Ethernet SFP connector to Switch port
In C3850 Switch . Connecting a LAN cable through the SFP port in Switch , it works When i Remove the LAN cable and Put back the Connection Whereas When i remove the Whole SFP connector and put back again it doesnt works . i have to enable the port ma...
DHCP for subnet between two router
Help me!DHCP for laptop bet R3 and R4 in subnet 5, R1 is DHCP source
WS-C3750X DHCP configuration
Hi! Is it posible to configure, for example two subnet (24 bit mask) for single DHCP instance (assigned to one vlan) of DHCP server on Cisco 3750X? If yes, how can I do that. thanks for advance Robert
stp issue
Hi, cpu is going high . PID Runtime(ms) Invoked uSecs 5Sec 1Min 5Min TTY Process5692 1497442 370423650 498 24.3 24.7 24.8 1088 fed 5693 299403 398196125 21 0.10 0.12 0.11 0 platform_mgr 5694 552402 20974250 2215 49.5 49.5 49.4 0 stack-mgr 6230 41825...
Jumbo frames registering on ports
I am seeing the counter of jumbo packets going up on 2 ports connected to a server when neither the server or switch is configured for jumbo. The switch is a Nexus 3500 series. Anyone know why?
VTP question
We had a switch go out this week (a layer three switch) and we replaced it with another one (layer two). Both switches are 3560 PoE. The switch that was lost was the VTP server. When we yanked it out and put the new switch in, the two other switches ...
Packet Tracer 7.1.1
Hi, I want to use Cisco Packet Tracer on a IoT project and notice that some devices don't support IPv6. I want to know why the home gateway on cisco packet tracer 7.1.1 don't support IPv6. Everyone has the same problem?
Deleting the default admin accounts on Nexus7k Admin VDC and Customer VDC
Hi Experts, After Security vulnerability scan, we had been asked to delete the below user accounts from Nexus 7k VDC. admin(with role vdc-admin) from Customer VDC instance. admin(with role network-admin) from Admin VDC. We have TACACS configured ...
Catalyst 3650 48 PoE XMODEM read-only
Hi All, A 3650 lost its IOS image and I need to upload a new one via XMODEM. When I attempt to do this, I receive the following response: switch: copy xmodem: flash:cat3k_caa-universalk9.SPA.03.06.05.E.152-2.E5.binBegin the Xmodem or Xmodem-1K tran...
Resolved! Multicast assignment question
So if I need to reserve a multicast space let's say to be used for video monitors or something, what would be the best range to use as I know many 224.0.0.X are used for certain protocol comms. Any help guys?
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