6 votes
Accepted

Configuring a switch with WAN and LAN

Does my question itself indicate I am missing some key concept here? Yes. You are dealing with a switch: it's not a router. You can use a L2 which for a private network a public network both, using ...
  • 44.5k
5 votes
Accepted

HP ProCurve Vlan Isolation

The only way to force traffic through a router is make a bunch of /30 subnets (usually with each on their own vlan) and put a single PC and a single router interface on each one. You can also go 802....
4 votes

HP ProCurve 5412zl warm-boots on power failure while attached to UPS

According to this page, your UPS series is of the "line interactive" type. This designation means that it isn't constantly converting the utility power to DC and back to mains level again. Rather, it'...
  • 685
3 votes

HP Procurve 2910 Inter VLAN routing partially working

A 2910 with activated ip routing routes from and to any VLAN that it has an IP address assigned in. So, if a node can't reach one VLAN subnet from another it's likely not in the correct VLAN. ip ...
  • 9,162
3 votes

HP Procurve 2650 has password set after factory reset

You may not have correctly reset the device the procedure is Simultaneously press the Reset and Clear buttons on the front of the switch with a paperclip. Continue to hold the Clear button ...
  • 115k
3 votes
Accepted

HP ProCurve 5412zl warm-boots on power failure while attached to UPS

My initial and immediate thoughts are along the lines of what you're contemplating. If these blips are occurring independent of any self-test schedules you have set up on the UPS (if the blips happen ...
  • 569
3 votes
Accepted

pfsense port-security limit mac to 1 (any mac allowed)

On page 9-10 of the manual it states that: This implies that the mac address limit will be reached, and will be remembered until flushed out manually. A port in Static learn mode (learn-mode static) ...
  • 101
3 votes

VLAN isolation failure with HP Procurve, Juniper Netscreen

I had a firewall policy rule that was causing the pingability, ICMP echo permission hidden in a group service list and restricted to certain hosts and I didn't see it. :-0 Also had an issue getting ...
  • 61
2 votes

Route Subnet to only access 1 IP address on different VLAN HP Procurve

After some trial and error, I came to the solution below and it works as designed. Thanks to all that helped. ip access-list extended "100" 10 permit ip 192.168.100.0 0.0.0.63 10.220.1.10 0.0.0....
2 votes
Accepted

HP Procurve 2920 VLANs with DHCP cannot ping

So it looks from your setup that you're using the HP 2920 as a router. In order to do this you will need to add static routes on the 2920 to allow for communication between the vlans. If you add the ...
  • 456
2 votes

Internet bandwidth split with HP1810-8G, using "DSCP QoS policies" and VLANs

What is the specific model of the router provided from your internet provider? Do you get a few static ip's with your internet package or just dynamic? I am using a CISCO ASA series to do a very ...
2 votes
Accepted

IP Routing on All Switches or just Core

If the VLANs are trunked to the other closets, you only need ip routing on the core switch.
  • 196k
2 votes

HP ProCurve 5412zl warm-boots on power failure while attached to UPS

With the info you just added in the edit it is pretty clear. 2 possible causes come to mind: 1) The UPS when it is actually needing to do the work slightly drops it's output voltage and the rate ...
  • 6,282
2 votes

Configuring a switch with WAN and LAN

Networking is generally approached in terms of "layers". Each layer builds on the last. Wires move electricity around; this is called layer 1, or the "physical" layer. This is ...
  • 360
2 votes
Accepted

Two untagged VLANs on one port (ProCurve)

You can't have two untagged VLANs on a single switch port, and wouldn't want to do that regardless. You'll likely need two NICs in your machine, one on each VLAN, if you can't route between the ...
2 votes

ProCurve Switch 5406zl isolate VLAN for web hosting

Your VLAN can talk to each other because the switch does routing between them. To prevent certain VLAN to talk to certain VLAN, put ACLs in place and allow only what you want. However, I recommend ...
  • 6,473
2 votes

ProCurve 2910al-48G-PoE+ (J9148A) configuration

Short answer: no go. The 2910al is a layer 3 switch, meaning it can't do any NAT between private and public IP addresses - that would require a layer 4+ switch. So, need another router for NAT. I'm ...
  • 9,162
2 votes
Accepted

HP ComWare - Detecting mac/hardware address of CONNECTED interface

You should be able to figure out which switches are connected, and on what ports, by the output of the display if toplogy and display irf configuration commands. [MDF5500-Core1]display irf topology ...
  • 2,773
2 votes
Accepted

Incorporating a DMZ within a multiple VLAN setup built around a HP Procurve 2824 switch

I would appreciate suggestions as to the feasible and wisdom of what I am attempting. You can do that. True wisdom lies within ourselves; all we need to do is glance within and search for it. I see ...
  • 4,557
1 vote
Accepted

HP Procurve STP Path Blocking

Essentially, SW2's STP priority doesn't matter as it's only used for root election. Since SW4's path costs are 1G+1G across SW3 but 1G+10G across SW2, the latter is set as root path and the former is ...
  • 9,162
1 vote
Accepted

WAN access on Layer 3 Switch

Basically what Roman and ewwhite are saying is that you need a much better understanding of networking to get this to work. If you really intend to do it this way you will need to setup two VLANs on ...
  • 833
1 vote

WAN access on Layer 3 Switch

You don't know what you're doing. This is evident from your previous question. And that's okay... but this is all still very, very wrong. So, the basic concept is that this switch, while a big fancy ...
  • 196k
1 vote

Configuring a switch with WAN and LAN

What you're missing is a NAT-capable gateway/firewall. You want a server with multiple network ports running something like pfsense or Untangle, an appliance like a Watchguard or Sonicwall, or a real ...
  • 12.9k
1 vote
Accepted

HP ProCurve 2910AL VLAN routing

The route will not be added unless you connect a device to that VLAN. Routing tables don't show routes to links that are down.
  • 1,876
1 vote

HP ProCurve 2910AL VLAN routing

I'm not a guru at HP Procurve switches. But I found at VLAN routing help with e3800 and 2910al that: Turns out having management enabled on VLAN1 was the problem. It won't route with management ...
1 vote

HP ProCurve, tagged, untagged, trunking?

Terminology is confusing here. The trunk you created has nothing to do with VLANs. Rather, it's a link aggregation mechanism to bond multiple physical circuits into one trunk. This functionality is ...
  • 109k
1 vote

HP ProCurve 5412zl warm-boots on power failure while attached to UPS

The switch says there's a power outage. The overhead lights say there's a power outage. I'm guessing there's no power, even if just briefly. That has nothing to do with the switch and everything to do ...
  • 12.9k
1 vote

Dumping command output from SSH session to procurve

Do you have to use putty from Windows? Coming from a Linux box, I would either do ( echo $password ; echo ; echo ; echo show mac-address ) \ | ssh -l $user xxx.xxx.xxx.xxx or if that does not work, ...
  • 3,497
1 vote
Accepted

HP ProCurve Preventing Loops and Users Plugging in Unauthorized Switches/Access-Points

In the end I used a combination of spanning-tree commands and HP loop-protect: loop-protect 1-44 spanning-tree spanning-tree bpdu-protection-timeout 600 priority 1 spanning-tree 1-44 admin-edge-port ...
  • 1,130
1 vote

Procurve script/automation

Basically if port is down/disabled by command disable on HP switch if you plug anything that port will be still down until you manually enable it by using command enable. So there is no automatic way ...
  • 111

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