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Expand file tree Collapse file tree Original file line number Diff line number Diff line change @@ -48,5 +48,5 @@ previously generated crontab tasks. If that is not the case you can
4848always jump from one login node to another with:
4949
5050```
51- ssh gligar09 # or gligar10
51+ ssh gligar09 # or gligar10 or gligar11
5252```
Original file line number Diff line number Diff line change @@ -210,17 +210,17 @@ in a variety of ways.
210210We limit ourselves to determining the hostname:
211211```
212212$ hostname
213- gligar01 .gligar.os
213+ gligar09 .gligar.os
214214
215215$ echo $HOSTNAME
216- gligar01 .gligar.os
216+ gligar09 .gligar.os
217217```
218218
219219And querying some basic information about the Linux kernel:
220220```
221221$ uname -a
222- Linux gligar01.gligar .os 2.6.32-573.8.1.el6.ug. x86_64 #1 SMP Mon Nov 16 15:12:09
223- CET 2015 x86_64 x86_64 x86_64 GNU/Linux
222+ Linux gligar10.gastly .os 5.14.0-570.42.2.el9_6. x86_64 #1 SMP PREEMPT_DYNAMIC
223+ Mon Sep 8 12:15:13 EDT 2025 x86_64 x86_64 x86_64 GNU/Linux
224224```
225225
226226## Exercises
Original file line number Diff line number Diff line change @@ -17,7 +17,7 @@ loginnode: login.hpc.ugent.be
1717loginhost : gligar09.gastly.os
1818altloginhost : gligar10.gastly.os
1919modules_last_updated : Thu, 09 Apr 2026 at 07:58:58 CEST # This line is automatically updated by scripts/available_modules/available_modules.py
20- # get these with ssh-keyscan gligar01 .ugent.be > file
20+ # get these with ssh-keyscan login.hpc .ugent.be > file
2121# ssh-keygen -l -f file
2222# ssh-keygen -l -f file -E md5
2323# verify with the keys actually on the host with
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