repait accesing clusuter

docs.it4i/anselm-cluster-documentation/accessing-the-cluster/shell-and-data-access.md

@@ -5,8 +5,8 @@ Interactive Login
 -----------------
 The Anselm cluster is accessed by SSH protocol via login nodes login1 and login2 at address anselm.it4i.cz. The login nodes may be addressed specifically, by prepending the login node name to the address.
 
-
-
+|Login address|Port|Protocol|Login node|
+|---|---|
 |anselm.it4i.cz|22|ssh|round-robin DNS record for login1 and login2|
 |login1.anselm.it4i.cz|22|ssh|login1|
 |login2.anselm.it4i.cz|22|ssh|login2|