Ios dont not connect to Dedicated server 4.20

Hello everyone, I have a problem connecting to a dedicated server on Linux when I connect to it with my iphone 5s. but this does not happen if I connect to it from an Android device

[2018.11.16-10.25.46:058][ 0]LogLoad: Took 7.909279 seconds to LoadMap(/Game/Server/Map/ServerMap)
[2018.11.16-10.25.46:058][ 0]LogLoad: (Engine Initialization) Total time: 10.23 seconds
[2018.11.16-10.27.18:114][751]LogNet: NotifyAcceptingConnection accepted from: 91.234.174.50:49890
[2018.11.16-10.27.18:114][751]LogNet: NotifyAcceptingConnection accepted from: 91.234.174.50:49890
[2018.11.16-10.27.18:114][751]LogHandshake: SendConnectChallenge. Timestamp: 92.052544, Cookie: 189042228003199096199202174043200087020119053050139093043067
[2018.11.16-10.27.19:116][781]LogNet: NotifyAcceptingConnection accepted from: 91.234.174.50:49890
[2018.11.16-10.27.19:116][781]LogHandshake: SendConnectChallenge. Timestamp: 93.054375, Cookie: 133133018204093010147206225101178241162221085071001009196076
[2018.11.16-10.27.19:149][782]LogNet: NotifyAcceptingConnection accepted from: 91.234.174.50:49890
[2018.11.16-10.27.19:149][782]LogHandshake: SendChallengeAck. InCookie: 189042228003199096199202174043200087020119053050139093043067
[2018.11.16-10.27.19:149][782]LogNet: Server accepting post-challenge connection from: 91.234.174.50:49890
[2018.11.16-10.27.19:150][782]PacketHandlerLog: Loaded PacketHandler component: Engine.EngineHandlerComponentFactory (StatelessConnectHandlerComponent)
[2018.11.16-10.27.19:150][782]LogNet: NotifyAcceptedConnection: Name: ServerMap, TimeStamp: 11/16/18 05:27:19, [UNetConnection] RemoteAddr: 91.234.174.50:49890, Name: IpConnection_0, Driver: GameNetDriver IpNetDriver_0, IsServer: YES, PC: NULL, Owner: NULL, UniqueId: INVALID
[2018.11.16-10.27.19:150][782]LogNet: AddClientConnection: Added client connection: [UNetConnection] RemoteAddr: 91.234.174.50:49890, Name: IpConnection_0, Driver: GameNetDriver IpNetDriver_0, IsServer: YES, PC: NULL, Owner: NULL, UniqueId: INVALID
[2018.11.16-10.27.20:194][813]LogHandshake: Received unexpected post-connect handshake packet - resending ack.
[2018.11.16-10.27.20:194][813]LogHandshake: SendChallengeAck. InCookie: 189042228003199096199202174043200087020119053050139093043067
[2018.11.16-10.27.20:194][813]LogHandshake: Received unexpected post-connect handshake packet - resending ack.
[2018.11.16-10.27.20:194][813]LogHandshake: SendChallengeAck. InCookie: 189042228003199096199202174043200087020119053050139093043067
[2018.11.16-10.27.20:194][813]LogNet: NotifyAcceptingChannel Control 0 server World /Game/Server/Map/ServerMap.ServerMap: Accepted
[2018.11.16-10.27.20:194][813]LogNet: Remote platform little endian=1
[2018.11.16-10.27.20:194][813]LogNet: This platform little endian=1
[2018.11.16-10.27.20:194][813]LogNetVersion: BatleOfThePlanetRel 1.0.0.0, NetCL: 0, EngineNetVer: 5, GameNetVer: 0 (Checksum: 1175194030)
[2018.11.16-10.27.20:194][813]LogNet: NotifyControlMessage: Client connecting with invalid version. LocalNetworkVersion: 1175194030, RemoteNetworkVersion: -1326940887
[2018.11.16-10.27.20:195][813]LogNet: UNetConnection::Close: [UNetConnection] RemoteAddr: 91.234.174.50:49890, Name: IpConnection_0, Driver: GameNetDriver IpNetDriver_0, IsServer: YES, PC: NULL, Owner: NULL, UniqueId: INVALID, Channels: 2, Time: 2018.11.16-10.27.20
[2018.11.16-10.27.20:195][813]LogNet: UChannel::Close: Sending CloseBunch. ChIndex == 0. Name: [UChannel] ChIndex: 0, Closing: 0 [UNetConnection] RemoteAddr: 91.234.174.50:49890, Name: IpConnection_0, Driver: GameNetDriver IpNetDriver_0, IsServer: YES, PC: NULL, Owner: NULL, UniqueId: INVALID
[2018.11.16-10.27.20:227][814]LogNet: UNetConnection::PendingConnectionLost. [UNetConnection] RemoteAddr: 91.234.174.50:49890, Name: IpConnection_0, Driver: GameNetDriver IpNetDriver_0, IsServer: YES, PC: NULL, Owner: NULL, UniqueId: INVALID bPendingDestroy=0
[2018.11.16-10.28.58:876][764]LogNet: NotifyAcceptingConnection accepted from: 91.234.174.50:49891
[2018.11.16-10.28.58:876][764]LogHandshake: SendConnectChallenge. Timestamp: 192.816254, Cookie: 061223172077017096144098199082150137218249226225206062236067
[2018.11.16-10.28.58:876][764]LogNet: NotifyAcceptingConnection accepted from: 91.234.174.50:49891
[2018.11.16-10.28.58:876][764]LogHandshake: SendConnectChallenge. Timestamp: 192.816254, Cookie: 061223172077017096144098199082150137218249226225206062236067
[2018.11.16-10.28.59:878][794]LogNet: NotifyAcceptingConnection accepted from: 91.234.174.50:49891
[2018.11.16-10.28.59:878][794]LogHandshake: SendConnectChallenge. Timestamp: 193.818436, Cookie: 191208196121178045127212174082197100136234115114249124124125
[2018.11.16-10.28.59:911][795]LogNet: NotifyAcceptingConnection accepted from: 91.234.174.50:49891
[2018.11.16-10.28.59:912][795]LogHandshake: SendChallengeAck. InCookie: 061223172077017096144098199082150137218249226225206062236067
[2018.11.16-10.28.59:912][795]LogNet: Server accepting post-challenge connection from: 91.234.174.50:49891
[2018.11.16-10.28.59:914][795]PacketHandlerLog: Loaded PacketHandler component: Engine.EngineHandlerComponentFactory (StatelessConnectHandlerComponent)
[2018.11.16-10.28.59:914][795]LogNet: NotifyAcceptedConnection: Name: ServerMap, TimeStamp: 11/16/18 05:28:59, [UNetConnection] RemoteAddr: 91.234.174.50:49891, Name: IpConnection_1, Driver: GameNetDriver IpNetDriver_0, IsServer: YES, PC: NULL, Owner: NULL, UniqueId: INVALID
[2018.11.16-10.28.59:914][795]LogNet: AddClientConnection: Added client connection: [UNetConnection] RemoteAddr: 91.234.174.50:49891, Name: IpConnection_1, Driver: GameNetDriver IpNetDriver_0, IsServer: YES, PC: NULL, Owner: NULL, UniqueId: INVALID
[2018.11.16-10.28.59:978][797]LogHandshake: Received unexpected post-connect handshake packet - resending ack.
[2018.11.16-10.28.59:978][797]LogHandshake: SendChallengeAck. InCookie: 061223172077017096144098199082150137218249226225206062236067
[2018.11.16-10.29.00:012][798]LogNet: NotifyAcceptingChannel Control 0 server World /Game/Server/Map/ServerMap.ServerMap: Accepted
[2018.11.16-10.29.00:012][798]LogNet: Remote platform little endian=1
[2018.11.16-10.29.00:012][798]LogNet: This platform little endian=1
[2018.11.16-10.29.00:012][798]LogNet: NotifyControlMessage: Client connecting with invalid version. LocalNetworkVersion: 1175194030, RemoteNetworkVersion: -1326940887
[2018.11.16-10.29.00:012][798]LogNet: UNetConnection::Close: [UNetConnection] RemoteAddr: 91.234.174.50:49891, Name: IpConnection_1, Driver: GameNetDriver IpNetDriver_0, IsServer: YES, PC: NULL, Owner: NULL, UniqueId: INVALID, Channels: 2, Time: 2018.11.16-10.29.00
[2018.11.16-10.29.00:012][798]LogNet: UChannel::Close: Sending CloseBunch. ChIndex == 0. Name: [UChannel] ChIndex: 0, Closing: 0 [UNetConnection] RemoteAddr: 91.234.174.50:49891, Name: IpConnection_1, Driver: GameNetDriver IpNetDriver_0, IsServer: YES, PC: NULL, Owner: NULL, UniqueId: INVALID
[2018.11.16-10.29.00:045][799]LogNet: UNetConnection::PendingConnectionLost. [UNetConnection] RemoteAddr: 91.234.174.50:49891, Name: IpConnection_1, Driver: GameNetDriver IpNetDriver_0, IsServer: YES, PC: NULL, Owner: NULL, UniqueId: INVALID bPendingDestroy=0
[2018.11.16-10.29.00:112][801]LogNet: NotifyAcceptingConnection accepted from: 91.234.174.50:49891
[2018.11.16-10.30.30:674][509]LogNet: NotifyAcceptingConnection accepted from: 91.234.174.50:49892
[2018.11.16-10.30.30:674][509]LogHandshake: SendConnectChallenge. Timestamp: 284.610565, Cookie: 043238031026108215047152194198238114014128217023084082158090
[2018.11.16-10.30.30:774][512]LogNet: NotifyAcceptingConnection accepted from: 91.234.174.50:49892
[2018.11.16-10.30.30:774][512]LogHandshake: SendChallengeAck. InCookie: 043238031026108215047152194198238114014128217023084082158090
[2018.11.16-10.30.30:774][512]LogNet: Server accepting post-challenge connection from: 91.234.174.50:49892
[2018.11.16-10.30.30:775][512]PacketHandlerLog: Loaded PacketHandler component: Engine.EngineHandlerComponentFactory (StatelessConnectHandlerComponent)
[2018.11.16-10.30.30:775][512]LogNet: NotifyAcceptedConnection: Name: ServerMap, TimeStamp: 11/16/18 05:30:30, [UNetConnection] RemoteAddr: 91.234.174.50:49892, Name: IpConnection_2, Driver: GameNetDriver IpNetDriver_0, IsServer: YES, PC: NULL, Owner: NULL, UniqueId: INVALID
[2018.11.16-10.30.30:775][512]LogNet: AddClientConnection: Added client connection: [UNetConnection] RemoteAddr: 91.234.174.50:49892, Name: IpConnection_2, Driver: GameNetDriver IpNetDriver_0, IsServer: YES, PC: NULL, Owner: NULL, UniqueId: INVALID
[2018.11.16-10.30.30:874][515]LogNet: NotifyAcceptingChannel Control 0 server World /Game/Server/Map/ServerMap.ServerMap: Accepted
[2018.11.16-10.30.30:874][515]LogNet: Remote platform little endian=1
[2018.11.16-10.30.30:874][515]LogNet: This platform little endian=1
[2018.11.16-10.30.30:874][515]LogNet: NotifyControlMessage: Client connecting with invalid version. LocalNetworkVersion: 1175194030, RemoteNetworkVersion: -1326940887
[2018.11.16-10.30.30:874][515]LogNet: UNetConnection::Close: [UNetConnection] RemoteAddr: 91.234.174.50:49892, Name: IpConnection_2, Driver: GameNetDriver IpNetDriver_0, IsServer: YES, PC: NULL, Owner: NULL, UniqueId: INVALID, Channels: 2, Time: 2018.11.16-10.30.30
[2018.11.16-10.30.30:874][515]LogNet: UChannel::Close: Sending CloseBunch. ChIndex == 0. Name: [UChannel] ChIndex: 0, Closing: 0 [UNetConnection] RemoteAddr: 91.234.174.50:49892, Name: IpConnection_2, Driver: GameNetDriver IpNetDriver_0, IsServer: YES, PC: NULL, Owner: NULL, UniqueId: INVALID
[2018.11.16-10.30.30:907][516]LogNet: UNetConnection::PendingConnectionLost. [UNetConnection] RemoteAddr: 91.234.174.50:49892, Name: IpConnection_2, Driver: GameNetDriver IpNetDriver_0, IsServer: YES, PC: NULL, Owner: NULL, UniqueId: INVALID bPendingDestroy=0
[2018.11.16-10.30.31:008][519]LogNet: NotifyAcceptingConnection accepted from: 91.234.174.50:49892

got any solution?

try disable Online subsystem IOS

try disable Online subsystem IOS