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Thread: Installed the update to Linux 5.15.0-121 and have some blocked ports

  1. #1
    Join Date
    Sep 2022
    Beans
    10

    Installed the update to Linux 5.15.0-121 and have some blocked ports

    I just did the update to 5.15.0-121 and rebooted and now I have some weirdness.
    I run a flask dev server on ports around 5000 and now I can't connect to that range externally.
    It doesn't seem to be a firewall issue, just no route to host on that port when I try and connect.

    Anyone have any ideas?

    iptables is fine
    ufw not running
    aa-status looks fine
    netstat shows it's listening
    tcp 0 0 0.0.0.0:5003 0.0.0.0:* LISTEN

    the interface looks fine
    enp4s0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
    inet 192.168.1.99 netmask 255.255.255.0 broadcast 192.168.1.255
    inet6 fe80::d65d:64ff:feee:8c29 prefixlen 64 scopeid 0x20<link>
    ether d4:5d:64:ee:8c:29 txqueuelen 1000 (Ethernet)
    RX packets 26302 bytes 4819204 (4.8 MB)
    RX errors 0 dropped 5 overruns 0 frame 0
    TX packets 15127 bytes 4039972 (4.0 MB)
    TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

    From another host on my network I get
    root@spoon:~# ping 192.168.1.99
    PING 192.168.1.99 (192.168.1.99): 56 data bytes
    64 bytes from 192.168.1.99: icmp_seq=0 ttl=64 time=0.470 ms
    64 bytes from 192.168.1.99: icmp_seq=1 ttl=64 time=0.379 ms
    64 bytes from 192.168.1.99: icmp_seq=2 ttl=64 time=0.418 ms
    ^C--- 192.168.1.99 ping statistics ---
    3 packets transmitted, 3 packets received, 0% packet loss
    round-trip min/avg/max/stddev = 0.379/0.422/0.470/0.037 ms
    root@spoon:~# telnet 192.168.1.99 5003
    Trying 192.168.1.99...
    telnet: Unable to connect to remote host: No route to host

  2. #2
    Join Date
    Sep 2022
    Beans
    10

    Re: Installed the update to Linux 5.15.0-121 and have some blocked ports

    AHAHHH!!! firewalld!!! man that took way too long to solve.

  3. #3
    Join Date
    Mar 2010
    Location
    Squidbilly-Land
    Beans
    Hidden!
    Distro
    Ubuntu

    Re: Installed the update to Linux 5.15.0-121 and have some blocked ports

    Quote Originally Posted by pook2022 View Post
    AHAHHH!!! firewalld!!! man that took way too long to solve.
    Firewalld? Are you even running Ubuntu?

    Anyway, please use the thread tools button and mark this thread as SOLVED to save time for other people.

  4. #4
    Join Date
    Jun 2006
    Location
    UK
    Beans
    Hidden!
    Distro
    Ubuntu 22.04 Jammy Jellyfish

    Re: Installed the update to Linux 5.15.0-121 and have some blocked ports

    Not a chat thread. Moved to General Help.
    Ubuntu 22.04 Desktop Guide - Ubuntu 24.04 Desktop Guide - Forum Guide to BBCode - Using BBCode code tags

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