If you are infantry and are stationary for more the 24 hours, you always dig in and put out obstacles to include mines.
Modern maneuver warfare - which is what Russia's force is supposed to be tailored for - should be able to maneuver around opposition and attack from the flanks.
That they aren't, shows that they have hit something that is stopping them and they can't get around it.
Don’t tell it to the resident neocons, they’d say you are a Putin’s puppet.
They got to get resupplied. The Ukrainians are killing their supply convoys. A fact that can not be denied.
Then the mud season and the heavy equipment can not get to hell off the roads.
Once they get that set..