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    Saturday, April 14, 2018

    Juniper Command Guide Networking

    Juniper Command Guide Networking


    Juniper Command Guide

    Posted: 14 Apr 2018 10:34 AM PDT

    So my work is in the process of switching from Cisco to Juniper. I'm still relatively new to networking, so I would often consult this book from Cisco in case I forgot how to configure something. I was wondering if there is something like that for Juniper or what documents, pdfs, or books all you Junos experts use.

    submitted by /u/njandersen97
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    MAC dependent port configuration

    Posted: 14 Apr 2018 07:39 AM PDT

    Edit: I was looking for MAB or mac-auth-bypass. It's a configurable option in 802.1x where a switchport can use the MAC address of whatever is plugged in as a supplicant in traditional 802.1x. Shout out to /u/nikonau and /u/DaveEwart for their knowledge and insight.

    Hey r/networking, I take over and refresh network equipment on networks I did not previously manage several times a year. We spend a LOT of time trying to map existing patch panels and switch configs to new equipment.

    It seems to me, we already know which vlan each of the MAC addresses belong in via DHCP/ARP and CAM tables. It seems surprising to me that I might be the first person to have this issue. Is there a protocol or software suite out there, that I'm unaware of, that can do this? I've got ideas about how to develop it, if I have to go that route, but we'd pay for and/or learn an existing solution.

    I've done some due diligence and found VMPS, and we're not working with Cisco equipment. I also need to configure more than just the vlan. Each vlan usually has a silghtly different configuration.

    Any thoughts out there?

    submitted by /u/anamespeltwrong
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    Unifi APs won't work on Cisco trunk ports

    Posted: 14 Apr 2018 04:22 PM PDT

    I'm a mostly Cisco guy but for cost-saving measures with this client I'm using Ubiquiti APs. They work fine on access ports, but don't work on trunk ports. Can't access them, can't pass any traffic to them, they won't query the DHCP server, nothing. As soon as I flip the port back to a normal access port, they're fine.

    Port config is:

    interface GigabitEthernet1/0/19 description Access Points switchport access vlan 2 switchport trunk native vlan 2 switchport trunk allowed vlan 20,30,40 switchport mode access switchport nonegotiate spanning-tree portfast trunk 

    VLAN 2 is my management VLAN, it works fine. VLANs 20, 30 & 40 will be VLANs for different SSIDs.

    Switch is a brand new 2960-X, APs are UAP-AC-Pros.

    I appreciate your input, because in my mind they should be perfectly happy on trunk ports and get their management DHCP leases from VLAN 2.

    Show interface trunk

    submitted by /u/Princess_Fluffypants
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    Question about firewalls

    Posted: 14 Apr 2018 04:12 PM PDT

    Don't if this is the right place to post but, I want to get a firewall for obvious reasons but are just wondering if there are any I should stay away from and if you can recommend any? Also how exactly do you set them up? Do you just plug in a Ethernet is there a setup? (Side question unrelated: If I wanted to replace my router do I just move over the cabels?

    submitted by /u/thenoobgamer13
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    anyone know an online tool to find frequencies in ip addresses?

    Posted: 13 Apr 2018 10:36 PM PDT

    I want to pull unique ip addresses from a netflow log, anyone know of an online tool that also lists the frequencies of the ip addresses?

    submitted by /u/c00lme1
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    Ansible and fortigates

    Posted: 13 Apr 2018 06:30 PM PDT

    Hey guys,

    i don't know if i should post this here or in r/ansible, but i've been toying around lately with ansible to automate certain repetitive tasks i do in 140+ small fortigates. I know ansible has a fortinet module but i think it is for fortigates with API (FOS 5.2+) and many of these have FOS 4.0. Is it possible to send arbitrary or ad-hoc commands with it? I can't for the life of me find anything about it and i've tried with several different modules with no luck.

    submitted by /u/victorehp
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    Some questions about Cellular and Signal Boosting

    Posted: 13 Apr 2018 04:40 PM PDT

    So I have no background in Cellular technologies, or RF in general. I've been given the dubious task of "boosting the signal" in the basement of a medium office building. So I've been doing my research and have picked up a test set. One thing confuses me.

    I found on the FCC's website where I can look up the different band and frequency ranges of different wireless carriers in the area. But each carrier has multiple frequency ranges in multiple bands. How can I know what particular band/frequency range I'd be looking at to boost for specific users? Is it just a broad thing?

    For example AT&T and Verizon for this zipcode all have at least one frequency range in the low 700s band, the high 700s band, the 800s band, and the 1900s band and the AWS band, etc.

    What if I find the AT&T signal, for example, is really good in the one band but really bad in the other band?

    It just seems like a nightmare of complexity and way outside of my wheelhouse. Any advice would be helpful.

    We paid for a high end test set, so it should be fairly accurate.

    But then figuring out what kind of boosting is needed is only the first hurdle. Then there's the whole realm of figuring out outside antenna type and placement (omni-directional vs directional?) and interior antenna type and placement (panel antenna vs dome antennta) and the media to hook it all up with, the settings on the Booster and how to figure out it's all working.

    Any advice? Reading materials?

    Thanks for any help guys 'n gals!

    submitted by /u/Linklights
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